Swimmer profile
Bokun Zhao
Male15-16Palo Alto Stanford AquaticsPC · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
42.52
32.56
▲ 9.96
29.82
▲ 2.74
27.84
▲ 1.98
26.42
▲ 1.42
24.29
▲ 2.13
23.34
▲ 0.95
22.96
▲ 0.38
100 Free SCY
1:38.87
1:14.76
▲ 24.11
1:09.52
▲ 5.24
1:00.76
▲ 8.76
57.50
▲ 3.26
53.91
▲ 3.59
51.30
▲ 2.61
49.43
▲ 1.87
200 Free SCY
—
2:40.49
2:23.84
▲ 16.65
2:17.66
▲ 6.18
2:07.85
▲ 9.81
1:59.73
▲ 8.12
1:49.22
▲ 10.51
1:48.19
▲ 1.03
500 Free SCY
—
—
—
6:10.40
5:32.41
▲ 37.99
5:27.44
▲ 4.97
4:55.84
▲ 31.60
4:53.54
▲ 2.30
1000 Free SCY
—
—
—
—
11:29.40
—
10:22.75
▲ 66.65
10:20.97
▲ 1.78
1650 Free SCY
—
—
—
—
19:32.46
—
17:31.81
▲ 120.65
—
50 Back SCY
47.15
37.68
▲ 9.47
34.71
▲ 2.97
30.62
▲ 4.09
28.94
▲ 1.68
27.26
▲ 1.68
26.63
▲ 0.63
27.28
▼ 0.65
100 Back SCY
—
1:21.05
1:13.68
▲ 7.37
1:06.17
▲ 7.51
1:02.36
▲ 3.81
57.69
▲ 4.67
56.38
▲ 1.31
57.75
▼ 1.37
200 Back SCY
—
—
—
2:25.42
2:13.60
▲ 11.82
2:07.98
▲ 5.62
2:01.30
▲ 6.68
2:06.48
▼ 5.18
50 Breast SCY
57.22
45.70
▲ 11.52
40.12
▲ 5.58
37.81
▲ 2.31
34.67
▲ 3.14
32.03
▲ 2.64
—
—
100 Breast SCY
—
1:38.15
1:25.81
▲ 12.34
1:19.50
▲ 6.31
1:15.64
▲ 3.86
1:10.92
▲ 4.72
1:09.55
▲ 1.37
1:08.16
▲ 1.39
200 Breast SCY
—
—
—
2:53.14
2:37.72
▲ 15.42
—
2:26.08
▲ 11.64
—
50 Fly SCY
—
37.91
32.77
▲ 5.14
29.68
▲ 3.09
27.62
▲ 2.06
26.59
▲ 1.03
—
24.99
▲ 1.60
100 Fly SCY
—
—
1:18.35
1:08.72
▲ 9.63
1:00.68
▲ 8.04
56.75
▲ 3.93
55.51
▲ 1.24
54.14
▲ 1.37
200 Fly SCY
—
—
—
2:48.06
2:16.92
▲ 31.14
2:10.85
▲ 6.07
2:05.59
▲ 5.26
2:01.57
▲ 4.02
100 IM SCY
—
1:25.52
1:15.03
▲ 10.49
1:10.06
▲ 4.97
1:05.49
▲ 4.57
1:00.57
▲ 4.92
—
—
200 IM SCY
—
2:57.67
2:40.78
▲ 16.89
2:32.50
▲ 8.28
2:14.84
▲ 17.66
2:11.34
▲ 3.50
2:03.34
▲ 8.00
2:03.78
▼ 0.44
400 IM SCY
—
—
—
5:15.99
4:49.02
▲ 26.97
4:37.38
▲ 11.64
4:22.21
▲ 15.17
4:28.90
▼ 6.69
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.